After-tax work hours
See the actual life energy required after estimated taxes—not a misleading gross-pay shortcut.
Browser extension 2.0
Every price should tell you how much life it costs.
TrueTimeCost turns shopping prices into after-tax work hours and projected future value directly in your browser—without building a database of what you browse.
Free calculator Local-first processing No behavioral ads Chrome + Firefox builds
T
High ImpactTrueTimeCost
Detected on this product page
$1,249 purchase
66.6 hrs
of after-tax work at $25/hour gross
Workdays
8.3
Future value
$2,457
After-tax rate
$18.75/hr
On-page badge
T66.6 hrs · $2,457 later
Decision controls
Save locally, export CSV, hide a retailer or use compact mode.
Designed for popular shopping destinations
AmazonWalmartBest BuyTargeteBayEtsyCostcoHome DepotLowe’sIKEAWayfairMacy’sKohl’sChewySephoraNikeApple
A complete decision companion
Powerful enough to change behavior. Quiet enough to keep shopping.
Future-value context
Understand what the same money could become over your chosen investment horizon.
Local decision history
Save meaningful purchase decisions on your device, reload them later and export them as CSV.
Page-aware calculator
Open the extension on a supported product page and use the detected price immediately.
Fast everywhere
Use the toolbar, Alt+Shift+T shortcut or right-click a selected price on any page.
Quiet when you need it
Choose compact badges, hide future value, disable individual retailers or turn overlays off completely.
Privacy is part of the product—not a footer promise.
No browsing-history collection
Retailer pages are processed locally to provide the visible price calculation.
No hidden account access
The extension does not read passwords, cookies, payment details, messages or financial accounts.
Portable, deletable data
Export saved decisions as CSV or delete all local extension history whenever you choose.
Release status
Version 2.0 is engineered for Chrome and Firefox review.
The codebase includes Manifest V3 builds, store privacy disclosures, permission justifications, release validation, onboarding and a cross-browser Firefox manifest. Public store installation links will appear here after marketplace approval.
Chrome Web Store
Submission package ready
Firefox Add-ons
Cross-browser manifest ready
Help launch a healthier way to shop